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AMSC — American Superconductor Corp
NasdaqAmerican Superconductor Corp
$30.01
+0.51(+1.73%)
- O
- 30.37
- H
- 30.68
- L
- 29.69
- V
- 533.45K
⏱️ End-of-day dataAs of Oct 2, 2026
Latest Close$30.01
Period Return+62.92%
Period High$70.49
Period Low$17.67
Avg Daily Volume1.06M
Total Trading Days365
AMSC — Historical OHLCV Price & Volume Table
Apr 22, 2025 — Oct 2, 2026| Date▼ | Open⇅ | High⇅ | Low⇅ | Close⇅ | Change ($)⇅ | Change (%)⇅ | Volume⇅ | VWAP⇅ | Day Range (L - H) |
|---|---|---|---|---|---|---|---|---|---|
| Oct 2, 2026 | $30.37 | $30.68 | $29.69 | $30.01 | +$0.51 | +1.73% | 533,445 | $30.18 | $29.69 $30.68 |
| Oct 1, 2026 | $29.25 | $30.08 | $28.20 | $29.50 | +$0.39 | +1.34% | 664,980 | $29.29 | $28.20 $30.08 |
| Sep 30, 2026 | $29.52 | $29.83 | $28.95 | $29.11 | $-0.06 | -0.21% | 742,478 | $29.29 | $28.95 $29.83 |
| Sep 29, 2026 | $30.00 | $30.26 | $29.02 | $29.17 | $-0.12 | -0.41% | 661,869 | $29.28 | $29.02 $30.26 |
| Sep 28, 2026 | $29.63 | $29.98 | $28.83 | $29.29 | $-0.72 | -2.40% | 525,545 | $29.37 | $28.83 $29.98 |
| Sep 25, 2026 | $30.89 | $31.06 | $29.96 | $30.01 | $-0.41 | -1.35% | 677,410 | $30.25 | $29.96 $31.06 |
| Sep 24, 2026 | $30.22 | $30.74 | $29.69 | $30.42 | $-0.63 | -2.03% | 700,760 | $30.30 | $29.69 $30.74 |
| Sep 23, 2026 | $32.01 | $32.13 | $30.78 | $31.05 | $-0.19 | -0.61% | 879,312 | $31.26 | $30.78 $32.13 |
| Sep 22, 2026 | $30.29 | $31.55 | $30.04 | $31.24 | +$1.00 | +3.31% | 922,727 | $31.15 | $30.04 $31.55 |
| Sep 21, 2026 | $31.00 | $31.00 | $30.12 | $30.24 | +$0.05 | +0.17% | 571,591 | $30.34 | $30.12 $31.00 |
| Sep 18, 2026 | $29.23 | $30.34 | $28.85 | $30.19 | +$1.04 | +3.57% | 993,574 | $29.88 | $28.85 $30.34 |
| Sep 17, 2026 | $29.14 | $29.50 | $28.77 | $29.15 | +$1.34 | +4.82% | 650,127 | $29.18 | $28.77 $29.50 |
| Sep 16, 2026 | $28.26 | $28.27 | $27.26 | $27.81 | +$0.11 | +0.40% | 733,886 | $27.75 | $27.26 $28.27 |
| Sep 15, 2026 | $27.69 | $27.99 | $27.28 | $27.70 | +$0.42 | +1.54% | 721,857 | $27.71 | $27.28 $27.99 |
| Sep 14, 2026 | $27.62 | $28.18 | $27.20 | $27.28 | $-2.25 | -7.62% | 887,972 | $27.65 | $27.20 $28.18 |
| Sep 11, 2026 | $29.32 | $29.66 | $28.97 | $29.53 | +$0.87 | +3.04% | 394,555 | $29.44 | $28.97 $29.66 |
| Sep 10, 2026 | $28.46 | $29.16 | $28.08 | $28.66 | $-0.65 | -2.22% | 555,747 | $28.67 | $28.08 $29.16 |
| Sep 9, 2026 | $30.14 | $30.65 | $29.28 | $29.31 | $-1.13 | -3.71% | 902,092 | $29.67 | $29.28 $30.65 |
| Sep 8, 2026 | $30.00 | $31.00 | $29.90 | $30.44 | +$0.89 | +3.01% | 855,404 | $30.56 | $29.90 $31.00 |
| Sep 4, 2026 | $29.15 | $29.70 | $28.94 | $29.55 | +$0.54 | +1.86% | 469,684 | $29.41 | $28.94 $29.70 |
| Sep 3, 2026 | $28.40 | $29.23 | $28.27 | $29.01 | +$0.52 | +1.83% | 446,116 | $28.89 | $28.27 $29.23 |
| Sep 2, 2026 | $28.57 | $28.99 | $28.03 | $28.49 | $-0.07 | -0.25% | 593,660 | $28.45 | $28.03 $28.99 |
| Sep 1, 2026 | $28.10 | $28.69 | $27.51 | $28.56 | $-0.15 | -0.52% | 809,993 | $28.29 | $27.51 $28.69 |
| Aug 31, 2026 | $28.38 | $28.81 | $28.10 | $28.71 | +$0.22 | +0.77% | 755,379 | $28.51 | $28.10 $28.81 |
| Aug 28, 2026 | $29.83 | $29.93 | $28.30 | $28.49 | $-1.35 | -4.52% | 666,368 | $28.68 | $28.30 $29.93 |
| Aug 27, 2026 | $30.48 | $30.49 | $29.30 | $29.84 | +$0.35 | +1.19% | 542,127 | $29.69 | $29.30 $30.49 |
| Aug 26, 2026 | $29.76 | $30.19 | $28.91 | $29.49 | $-0.16 | -0.54% | 588,076 | $29.41 | $28.91 $30.19 |
| Aug 25, 2026 | $29.83 | $29.95 | $29.36 | $29.65 | +$0.73 | +2.52% | 441,322 | $29.65 | $29.36 $29.95 |
| Aug 24, 2026 | $29.08 | $29.59 | $28.10 | $28.92 | $-1.09 | -3.63% | 1,119,731 | $28.74 | $28.10 $29.59 |
| Aug 21, 2026 | $30.51 | $30.65 | $29.42 | $30.01 | $-0.04 | -0.13% | 738,845 | $29.90 | $29.42 $30.65 |